help

tomc983

tomc983
Jan 20, 2009
154
0
0
37
New Jersey
i took the truck to the car wash today it came out sat for a min or to then i went to take off. it would not get over 1900 rpm and the check engine lite is on. it drives fine now but the light is still on i think somthing got to wet an dryed out but now i cant make the light go out what do i do:confused:
 

countrycorey

Trust Me I'm an Engineer
Jan 30, 2010
1,512
35
48
LA
As long as it's driving fine and doesn't have the same problem again, I think the ecm will turn off the light after several ignition cycles. You could get some one with an EFILive scantool or techII to turn it off for you